[一塌糊涂 / 一塌糊塗, yī tā hú tu, ㄧ ㄊㄚ ㄏㄨˊ ㄊㄨ˙]muddled and completely collapsing (成语 saw); in an awful condition; complete shambles; a total mess#15116[Add to Longdo]
[他山之石可以攻玉, tā shān zhī shí kě yǐ gōng yù, ㄊㄚ ㄕㄢ ㄓ ㄕˊ ㄎㄜˇ ㄧˇ ㄍㄨㄥ ㄩˋ]lit. the other mountain's stone can polish jade (成语 saw); to improve oneself by accepting criticism from outside; to borrow talent from abroad to develop the nation effectively[Add to Longdo]